import java.util.Scanner;

public class Ex3_27{
	public static void main(String[] args){
		Scanner input = new Scanner(System.in);
		System.out.print("Enter a point's x- and y- coordinates: ");
		double x = input.nextDouble();
		double y = input.nextDouble();
		double yline = -0.5 * x + 100;
		if (y <= yline)
			System.out.println("The point is in the triangle.");
		else
			System.out.println("The point is not in the triangle.");
	}
}